For Technical ascents where every ounce counts, reach for the Metolius Ultralight TCU Cam Set. Direct Axle Technology increases lobe visibility and makes tricky placements easier, all while keeping weight to a minimum. Convenient Range Finder indicators help to ensure optimal cam placement. Final SALE: For safety reasons, we cannot accept returns on load-bearing Climbing equipment. Sorry for being so mean. Features of the Metolius Ultralight TCU Cam Set Two pre-packaged sets: Our best-selling sizes (#1-4 Free Set) or all 6 TCUs Recyclable packaging Includes free Metolius Cam Lube Specifications of the Metolius Ultralight TCU Cam Set Specifications for 000 Range: 0.26 - 0.4in. / 6.6 - 10.16 mm Strength: 1100 lbf / 5 kN Weight: 0.9 oz / 26 g Specifications for 00 Range: 0.34 - 0.47in. / 8.5 - 12 mm Strength: 1100 lbf / 5 kN Weight: 1.4 oz / 41 g Specifications for 0 Range: 0.39 - 0.59in. / 10 - 15 mm Strength: 1100 lbf / 5 kN Weight: 1.5 oz / 43 g Specifications for 1 Range: 0.49 - 0.71in. / 12.5 - 18 mm Strength: 1800 lbf / 8 kN Weight: 1.8 oz / 50 g Specifications for 2 Range: 0.62 - 0.89in. / 15.5 - 22.5 mm Strength: 2250 lbf / 10 kN Weight: 2 oz / 57 g Specifications for 3 Range: 0.74 - 1.04in. / 18.5 - 26.5 mm Strength: 2250 lbf / 10 kN Weight: 2.1 oz / 59 g Specifications for 4 Range: 0.93 - 1.32in. / 23.5 - 33.5 mm Strength: 2250 lbf / 10 kN Weight: 2.4 oz / 68 g